package com.stylefeng.guns.utils;

import org.apache.commons.io.FileUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.*;
import java.nio.charset.Charset;
import java.util.Enumeration;
import java.util.List;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import java.util.zip.ZipOutputStream;


/**
 * @program: learnJava
 * @description:
 * @author: Mr. Stone
 * @create: 2020-08-08 13:37
 **/
public class IpaUtils {
    private static final int  BUFFER_SIZE = 2 * 1024;
    public static void main(String[] args) throws IOException {
        String ipaPath = "/Users/stone/Desktop/";
        handleIpaPackage(ipaPath,ipaPath + "WJHookFrameWork.framework");
    }

    private static Logger logger = LoggerFactory.getLogger(IpaUtils.class);


    public static void handleIpaPackage(String ipaPath, String frameworkPath) throws IOException {
        // framework文件夹位置
        String frameworkName = "WJHookFrameWork.framework";

        String ipaFilePath = ipaPath + "ios.ipa";
        File ipaFile = new File(ipaFilePath);

        unZipFiles(ipaFile, ipaPath);
        String unzipDir = ipaPath + "Payload/";
        File unzipDirFile = new File(unzipDir);
        if(unzipDirFile.exists()) {
            for(File ff: unzipDirFile.listFiles()) {
                if(ff.isDirectory()) {
                    String appPackName = ff.getName();
                    System.out.println(appPackName);
                    final int i = appPackName.indexOf('.');
                    // app二进制文件名
                    String appName = appPackName.substring(0, i);
                    System.out.println("appName: " + appName);
                    File source = new File(frameworkPath);
                    String destFrameWorkPath = unzipDir + ff.getName() + File.separatorChar + "Frameworks";
                    File dest = new File(destFrameWorkPath);
                    if(!dest.exists()) {
                        System.out.println("frame dir not exist");
                        dest.mkdir();
                    }
                    String destFrameWorkFilePath = destFrameWorkPath + File.separatorChar + frameworkName;
                    File destFrameWorkFile = new File(destFrameWorkFilePath);
                    System.out.println("copy file from: " + source.getPath() + " to: " + destFrameWorkFile.getPath() );
                    FileUtils.copyDirectory(source, destFrameWorkFile);
                    // 执行yololib命令

                    String pp = "Frameworks/WJHookFrameWork.framework/WJHookFrameWork";
                    System.out.println("运行命令:" + "yololib " + appName + " " + pp);
                    System.out.println("执行目录:" + ff.getPath());
                    String cmdRes = cmd("yololib " + appName + " " + pp, ff);
                    logger.info("yololib 执行结果：{}", cmdRes);
                    String chmodCmd = "chmod a+x " + ff.getPath() + File.separatorChar + appName;
                    String chmodRes = cmd(chmodCmd, ff);
                    logger.info("执行命令：{}\n执行路径：{}\n结果：{}",ff.getPath(), chmodCmd, chmodRes);
                }
            }
        }
        ipaFile.delete();
        String zipCmd = "zip -r -o -m ios.ipa Payload";
        String zipRes = cmd(zipCmd, new File(ipaPath));
        logger.info("压缩文件：{}", zipRes);
//        FileOutputStream fileOutputStream = new FileOutputStream(ipaFilePath);
//        toZip(unzipDir, fileOutputStream, true);
//        fileOutputStream.close();
//        File ploadDirFile = new File(unzipDir);
//        FileUtils.deleteDirectory(ploadDirFile);
    }

    // 解压文件
    public static void unZipFiles(File zipFile, String descDir) throws IOException {
        File pathFile = new File(descDir);
        if (!pathFile.exists()) {
            pathFile.mkdirs();
        }
        ZipFile zip = new ZipFile(zipFile);
        for (Enumeration entries = zip.entries(); entries.hasMoreElements(); ) {
            ZipEntry entry = (ZipEntry) entries.nextElement();
            String zipEntryName = entry.getName();
            InputStream in = zip.getInputStream(entry);
            String outPath = (descDir + zipEntryName).replaceAll("\\*", "/");
            ;
            //判断路径是否存在,不存在则创建文件路径
            File file = new File(outPath.substring(0, outPath.lastIndexOf('/')));
            if (!file.exists()) {
                file.mkdirs();
            }
            //判断文件全路径是否为文件夹,如果是上面已经上传,不需要解压
            if (new File(outPath).isDirectory()) {
                continue;
            }
            //输出文件路径信息
            System.out.println(outPath);

            OutputStream out = new FileOutputStream(outPath);
            byte[] buf1 = new byte[1024];
            int len;
            while ((len = in.read(buf1)) > 0) {
                out.write(buf1, 0, len);
            }
            in.close();
            out.close();
        }
        System.out.println("******************解压完毕********************");

    }


    /**
     *  执行命令行
     * */
    public static String cmd(String commandStr, File dir) {
        BufferedReader br = null;
        try {
            //执行cmd命令
            Process p = Runtime.getRuntime().exec(commandStr, null, dir);
            //返回值是流，以便读取。
            br = new BufferedReader(new InputStreamReader(p.getInputStream(), Charset.forName("UTF-8")));
            String line = null;
            StringBuilder sb = new StringBuilder();
            while ((line = br.readLine()) != null) {
                sb.append(line + "\n");
            }
            return sb.toString();
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            if (br != null){
                try {
                    br.close();
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        }
        return "";
    }

    /**
     * 压缩成ZIP 方法1
     * @param srcDir 压缩文件夹路径
     * @param out    压缩文件输出流
     * @param KeepDirStructure  是否保留原来的目录结构,true:保留目录结构;
     *                          false:所有文件跑到压缩包根目录下(注意：不保留目录结构可能会出现同名文件,会压缩失败)
     * @throws RuntimeException 压缩失败会抛出运行时异常
     */
    public static void toZip(String srcDir, OutputStream out, boolean KeepDirStructure)
        throws RuntimeException{
        long start = System.currentTimeMillis();
        ZipOutputStream zos = null ;
        try {
            zos = new ZipOutputStream(out);
            File sourceFile = new File(srcDir);
            compress(sourceFile,zos,sourceFile.getName(),KeepDirStructure);
            long end = System.currentTimeMillis();
            System.out.println("压缩完成，耗时：" + (end - start) +" ms");
        } catch (Exception e) {
            throw new RuntimeException("zip error from ZipUtils",e);
        }finally{
            if(zos != null){
                try {
                    zos.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }

        /**
         * 压缩成ZIP 方法2
         * @param srcFiles 需要压缩的文件列表
         * @param out           压缩文件输出流
         * @throws RuntimeException 压缩失败会抛出运行时异常
         */
    public static void toZip(List<File> srcFiles , OutputStream out)throws RuntimeException {
        long start = System.currentTimeMillis();
        ZipOutputStream zos = null ;
        try {
            zos = new ZipOutputStream(out);
            for (File srcFile : srcFiles) {
                byte[] buf = new byte[BUFFER_SIZE];
                zos.putNextEntry(new ZipEntry(srcFile.getName()));
                int len;
                FileInputStream in = new FileInputStream(srcFile);
                while ((len = in.read(buf)) != -1){
                    zos.write(buf, 0, len);
                }
                zos.closeEntry();
                in.close();
            }
            long end = System.currentTimeMillis();
            System.out.println("压缩完成，耗时：" + (end - start) +" ms");
        } catch (Exception e) {
            throw new RuntimeException("zip error from ZipUtils",e);
        }finally{
            if(zos != null){
                try {
                    zos.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }
        /**
         * 递归压缩方法
         * @param sourceFile 源文件
         * @param zos        zip输出流
         * @param name       压缩后的名称
         * @param KeepDirStructure  是否保留原来的目录结构,true:保留目录结构;
         *                          false:所有文件跑到压缩包根目录下(注意：不保留目录结构可能会出现同名文件,会压缩失败)
         * @throws Exception
         */
    private static void compress(File sourceFile, ZipOutputStream zos, String name,
                                 boolean KeepDirStructure) throws Exception{
        byte[] buf = new byte[BUFFER_SIZE];
        if(sourceFile.isFile()){
            // 向zip输出流中添加一个zip实体，构造器中name为zip实体的文件的名字
            zos.putNextEntry(new ZipEntry(name));
            // copy文件到zip输出流中
            int len;
            FileInputStream in = new FileInputStream(sourceFile);
            while ((len = in.read(buf)) != -1){
                zos.write(buf, 0, len);
            }
            // Complete the entry
            zos.closeEntry();
            in.close();
        } else {
            File[] listFiles = sourceFile.listFiles();
            if(listFiles == null || listFiles.length == 0){
                // 需要保留原来的文件结构时,需要对空文件夹进行处理
                if(KeepDirStructure){
                    // 空文件夹的处理
                    zos.putNextEntry(new ZipEntry(name + "/"));
                    // 没有文件，不需要文件的copy
                    zos.closeEntry();
                }
            }else {
                for (File file : listFiles) {
                    // 判断是否需要保留原来的文件结构
                    if (KeepDirStructure) {
                        // 注意：file.getName()前面需要带上父文件夹的名字加一斜杠,
                        // 不然最后压缩包中就不能保留原来的文件结构,即：所有文件都跑到压缩包根目录下了
                        compress(file, zos, name + "/" + file.getName(),KeepDirStructure);
                    } else {
                        compress(file, zos, file.getName(),KeepDirStructure);
                    }
                }
            }
        }
    }

}
